To determine the appropriate depth an EMT should insert a catheter tip into a tracheostomy tube in order to clear a blocked airway, the EMT should:
A) measure from the stoma to the carina.
B) multiply the internal diameter of the tracheal tube by 10.
C) insert the catheter until the tip is no longer visible.
D) measure against the length of the obturator.
D
Health Professions
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What is the normal bone marrow cellularity in the population older than 65 years?
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